CN212964418U - Universal material testing machine beneficial to detecting tensile strength of metal material at different temperatures - Google Patents
Universal material testing machine beneficial to detecting tensile strength of metal material at different temperatures Download PDFInfo
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- CN212964418U CN212964418U CN202021729202.7U CN202021729202U CN212964418U CN 212964418 U CN212964418 U CN 212964418U CN 202021729202 U CN202021729202 U CN 202021729202U CN 212964418 U CN212964418 U CN 212964418U
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- tensile strength
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Abstract
The utility model provides a do benefit to universal material testing machine who detects metal material tensile strength under different temperatures belongs to mechanical properties of material check out test set technical field. The heating furnace comprises a support, a clamping assembly and a heating furnace assembly, wherein the clamping assembly comprises a lower clamping piece and an upper clamping piece, the heating furnace assembly comprises a connecting swing arm and a heating furnace body, one end of the connecting swing arm is installed on the support, the heating furnace body is connected with one end of the connecting swing arm, which is far away from a supporting stand column, a heating furnace chamber is arranged in the middle of the heating furnace body, the connecting swing arm can drive the heating furnace body to rotate, and the heating furnace chamber and the lower clamping piece and the upper clamping piece are located on the same straight. When the tensile property of a sample to be tested at a certain temperature needs to be detected, the upper end and the lower end of the sample to be tested are respectively clamped on the upper clamping piece and the lower clamping piece, the heating furnace body rotates along the connecting swing arm, the sample to be tested is placed in the heating furnace chamber, the temperature of the sample to be tested is raised to a preset temperature, the temperature is kept, and the tensile test is completed.
Description
Technical Field
The utility model belongs to the technical field of material mechanics performance check out test set, concretely relates to do benefit to universal material testing machine who detects metal material tensile strength under the different temperatures.
Background
The universal material testing machine is also called universal tensile machine or electronic tensile machine, is suitable for tensile test of rubber, plastics, textile fabrics, waterproof materials, electric wires and cables, net ropes, metal wires, metal rods, metal plates and other materials, and can be used for compression, bending and ring stiffness tests by adding accessories. For example, in the prior art, a universal material testing machine is composed of a frame, a driving device, a processing system and a clamp.
In practice, the universal material testing machine is mainly used for detecting the tensile strength of a metal material, but in some cases, the tensile strength of the metal material at a certain temperature needs to be detected, and the conventional universal material testing machine cannot meet the requirement.
Disclosure of Invention
In view of this, the utility model provides a do benefit to universal material testing machine who detects metal material tensile strength under different temperatures to solve among the prior art universal material testing machine can not detect the technical problem of metal material tensile strength under the uniform temperature.
The utility model provides a technical scheme that its technical problem adopted is:
a universal material testing machine which is beneficial to detecting the tensile strength of metal materials at different temperatures comprises:
the support is provided with at least one support upright;
the clamping assembly comprises a lower clamping piece and an upper clamping piece, the lower clamping piece is fixed at the lower end of the bracket, and the upper clamping piece is arranged on the bracket and can lift up and down along the bracket under the action of external force; and
the heating furnace assembly comprises a connecting swing arm and a heating furnace body, one end of the connecting swing arm is installed on the supporting stand column, the heating furnace body is connected with one end of the connecting swing arm far away from the supporting stand column, a heating furnace chamber is arranged in the middle of the heating furnace body, and the connecting swing arm can drive the heating furnace body to rotate so that the heating furnace chamber is located on the same straight line with the lower clamping piece and the upper clamping piece.
Preferably, the heating furnace body includes left furnace body and right furnace body, left side furnace body with right furnace body sets up relatively, and one side is articulated.
Preferably, connect the swing arm including fixed slide, first linking arm and second linking arm, fixed slide install in on the support post, the one end of first linking arm with fixed slide is articulated, the second linking arm with first linking arm is kept away from the one end of fixed slide is articulated, heating furnace body fixed connection in the second linking arm is kept away from the one end of first linking arm.
Preferably, the support column is provided with a slide rail, the fixed sliding seat is slidably mounted on the slide rail, and the fixed sliding seat can vertically lift along the slide rail.
Preferably, the lower clamping part or the upper clamping part comprises a clamping part and a fixed clamping pin, and the fixed clamping pin is in pin joint with the clamping part and used for fixing a sample to be detected.
Preferably, the heating furnace body is further connected with a blowing and cooling pipe fitting, and the blowing and cooling pipe fitting is used for introducing blowing air into the heating furnace cavity.
Preferably, the upper end of the heating furnace body is provided with a blowing air feeding distribution ring, the lower end of the heating furnace body is provided with a blowing air outlet ring, and the blowing air feeding distribution ring and the blowing air outlet ring are communicated with the heating furnace chamber; the purging and cooling pipe fitting comprises a purging air inlet pipe and a purging air outlet pipe, the purging air inlet pipe is connected with the purging air inlet distribution ring, and the purging air outlet pipe is connected with the purging air outlet ring.
Preferably, the blowing air feed pipe is a metal hose.
According to the above technical scheme, the utility model provides a do benefit to universal material testing machine who detects metal material tensile strength under the different temperatures, its beneficial effect is: the heating furnace assembly including the connecting swing arm and the heating furnace body is arranged between the upper clamping piece and the lower clamping piece, when the tensile property of a sample to be tested at a certain temperature needs to be detected, the upper end and the lower end of the sample to be tested are respectively clamped on the upper clamping piece and the lower clamping piece, the heating furnace body rotates along the connecting swing arm until the heating furnace chamber and the upper clamping piece and the lower clamping piece are positioned on the same straight line, the sample to be tested is placed in the heating furnace chamber, the temperature of the sample to be tested is raised to a preset temperature, the temperature is kept, and the tensile test is completed. The universal material testing machine which is beneficial to detecting the tensile strength of the metal material at different temperatures not only can detect the tensile property of the metal material at normal temperature but also at different temperatures, and enriches the functions of the universal material testing machine.
Drawings
FIG. 1 is a schematic structural diagram of a universal material testing machine which is beneficial to detecting the tensile strength of a metal material at different temperatures.
FIG. 2 is a front view of a universal material testing machine that facilitates testing the tensile strength of metallic materials at different temperatures.
FIG. 3 is a schematic view of a universal material testing machine for testing tensile strength of a metal material at different temperatures.
In the figure: the universal material testing machine is beneficial to detecting the tensile strength of metal materials at different temperatures and comprises a universal material testing machine 10, a support 100, a supporting upright post 110, a sliding rail 111, a clamping component 200, a lower clamping component 210, an upper clamping component 220, a clamping part 211, a fixing clamping pin 212, a heating furnace component 300, a connecting swing arm 310, a fixing sliding seat 311, a first connecting arm 312, a second connecting arm 313, a heating furnace body 320, a left furnace body 321, a right furnace body 322, a blowing air feeding distribution ring 323, a blowing air outlet ring 324, a blowing cooling pipe 400, a blowing air feeding pipe 410 and a blowing air discharging pipe 420.
Detailed Description
The following combines the utility model discloses an attached drawing is right the technical scheme and the technological effect of the embodiment of the utility model are further elaborated.
Referring to fig. 1 to 3, in one embodiment, a universal material testing machine 10 for testing tensile strength of metal materials at different temperatures is used for performing a tensile test of the metal materials, and includes: support 100, centre gripping subassembly 200 and heating furnace subassembly 300, support 100 is provided with at least one support post 110, centre gripping subassembly 200 includes down holder 210 and last holder 220, lower holder 210 is fixed in the support 100 lower extreme, go up holder 220 set up in on the support 100, and can follow under the exogenic action support 100 oscilaltion. Heating furnace subassembly 300 is including connecting swing arm 310 and heating furnace body 320, the one end of connecting swing arm 310 install in on the support post 110, heating furnace body 320 connect in connect swing arm 310 keep away from the one end of support post 110, heating furnace chamber has been seted up at heating furnace body 320 middle part, it can drive to connect swing arm 310 heating furnace body 320 rotates, makes heating furnace chamber with lower holder 210 go up holder 220 and be located same straight line.
When the tensile property of a sample to be tested at a certain temperature needs to be detected, the upper end and the lower end of the sample to be tested are respectively clamped on the upper clamping piece 220 and the lower clamping piece 210, the heating furnace body 320 rotates along the connecting swing arm 310 until the heating furnace chamber and the upper clamping piece 220 are positioned on the same straight line with the lower clamping piece 210, the sample to be tested is placed in the heating furnace chamber, the temperature of the sample to be tested is raised to a preset temperature, the temperature is kept, and the tensile test is completed. The universal material testing machine 10 which is beneficial to detecting the tensile strength of the metal material at different temperatures not only can detect the tensile property of the metal material at normal temperature but also at different temperatures, and enriches the functions of the universal material testing machine.
In an embodiment, in order to facilitate installation of a sample to be tested, the heating furnace body 320 includes a left furnace body 321 and a right furnace body 322, and the left furnace body 321 and the right furnace body 322 are disposed oppositely and hinged to each other at one side. During installation, firstly, the upper end and the lower end of a sample to be detected are respectively clamped on the upper clamping piece 220 and the lower clamping piece 210, the left furnace body 321 and the right furnace body 322 are opened and moved to the periphery of the sample to be detected, the left furnace body 321 and the right furnace body 322 are closed, the sample to be detected is placed in the heating furnace chamber, the installation and the removal are convenient, and the temperature rise of the sample to be detected is facilitated.
In another embodiment, in order to move the heating furnace body 320 to one side of the rack body, so that the heating furnace body 320 does not affect the detection of the sample to be detected at the normal temperature, the connection swing arm 310 includes a fixed slide seat 311, a first connection arm 312 and a second connection arm 313, the fixed slide seat 311 is installed on the support upright 110, one end of the first connection arm 312 is hinged to the fixed slide seat 311, the second connection arm 313 is hinged to one end of the first connection arm 312, which is far away from the fixed slide seat 311, and the heating furnace body 320 is fixedly connected to one end of the second connection arm 313, which is far away from the first connection arm 312. That is, the heating furnace body 320 is fixed to one end of the second connecting arm 313, the second connecting arm 313 can be bent relative to the first connecting arm 312, and the first connecting arm 312 can rotate around the fixed sliding seat 311, so that the rotation radius of the heating furnace body 320 is reduced, and the heating furnace body 320 can be conveniently transferred from the middle of the bracket 100 to one side of the bracket.
Further, a slide rail 111 is arranged on the support upright 110, the fixed slide seat 311 is slidably mounted on the slide rail 111, and the fixed slide seat 311 can move up and down along the slide rail 111. The height of the fixed slide seat 311 on the support upright 110 is adjusted, so that the height of the heating furnace body 320 is adjusted, on one hand, the installation of a sample to be tested is facilitated, on the other hand, the height of the heating furnace body 320 is adjusted according to the specification of a test to be tested, and the adaptability of the heating furnace body 320 is improved.
In one embodiment, in order to firmly fix the sample between the lower clamping member 210 and the upper clamping member 220, the sample is generally processed into a two-sided flat shape. At this time, the lower clamping member 210 or the upper clamping member 220 includes a clamping portion 211 and a fixing pin 212, and the fixing pin 212 is pinned to the clamping portion 211 and is used for fixing the sample to be measured. Namely, the flat parts at the two ends of the sample to be measured are provided with pin holes, the flat parts at the two ends of the sample to be measured are inserted into the clamping grooves at the clamping part 211, and the sample to be measured is fixed by the fixing clamping pin 212, so that the sample is prevented from being influenced by the properties of expansion and contraction at high temperature and slipping.
In another embodiment, in order to accelerate the cooling rate of the heating furnace body 320 after each test is finished, a purging cooling pipe 400 is further connected to the heating furnace body 320, and the purging cooling pipe 400 is used for introducing purging air into the heating furnace cavity. For example, the upper end of the heating furnace body 320 is provided with a blowing wind feeding distribution ring 323, the lower end is provided with a blowing wind outlet ring 324, and the blowing wind feeding distribution ring 323 and the blowing wind outlet ring 324 are communicated with the heating furnace chamber. Purging cooling pipe fitting 400 includes purging wind inlet pipe 410 and purging wind discharging pipe 420, purging wind inlet pipe 410 is connected purging wind feeding distribution ring 323, purging wind discharging pipe 420 is connected purging wind ring 324. And cold air is introduced into the heating furnace cavity through the purging air discharging pipe 420 to accelerate the cooling of the heating furnace cavity, and hot air after heat exchange is discharged from the purging air discharging pipe 420.
In a preferred embodiment, the blowing air feeding pipe 410 is a metal hose to facilitate the transfer of the heating furnace body 320.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a do benefit to universal material testing machine who detects metal material tensile strength under different temperatures which characterized in that includes:
the support is provided with at least one support upright;
the clamping assembly comprises a lower clamping piece and an upper clamping piece, the lower clamping piece is fixed at the lower end of the bracket, and the upper clamping piece is arranged on the bracket and can lift up and down along the bracket under the action of external force; and
the heating furnace assembly comprises a connecting swing arm and a heating furnace body, one end of the connecting swing arm is installed on the supporting stand column, the heating furnace body is connected with one end of the connecting swing arm far away from the supporting stand column, a heating furnace chamber is arranged in the middle of the heating furnace body, and the connecting swing arm can drive the heating furnace body to rotate so that the heating furnace chamber is located on the same straight line with the lower clamping piece and the upper clamping piece.
2. The universal material testing machine for testing the tensile strength of metal materials at different temperatures as claimed in claim 1, wherein said heating furnace body comprises a left furnace body and a right furnace body, said left furnace body and said right furnace body are oppositely disposed and hinged at one side.
3. The universal material testing machine for testing tensile strength of metal materials at different temperatures as claimed in claim 1, wherein said connecting swing arm comprises a fixed sliding seat, a first connecting arm and a second connecting arm, said fixed sliding seat is mounted on said supporting column, one end of said first connecting arm is hinged to said fixed sliding seat, said second connecting arm is hinged to one end of said first connecting arm far from said fixed sliding seat, and said heating furnace body is fixedly connected to one end of said second connecting arm far from said first connecting arm.
4. The universal material testing machine for testing the tensile strength of metal materials at different temperatures as claimed in claim 3, wherein said supporting column is provided with a slide rail, said fixed slide is slidably mounted on said slide rail, and said fixed slide can move up and down along said slide rail.
5. The universal material testing machine for detecting the tensile strength of metal materials at different temperatures as claimed in claim 1, wherein said lower clamping member or said upper clamping member comprises a clamping portion and a fixing bayonet lock, said fixing bayonet lock is pinned on said clamping portion for fixing the sample to be tested.
6. The universal material testing machine for detecting the tensile strength of metal materials at different temperatures as claimed in claim 1, wherein a purging and cooling pipe is further connected to the heating furnace body, and the purging and cooling pipe is used for introducing purging air into the heating furnace cavity.
7. The universal material testing machine for detecting the tensile strength of metal materials at different temperatures as claimed in claim 6, wherein the heating furnace body is provided with a blowing air feeding and distributing ring at the upper end and a blowing air outlet ring at the lower end, and the blowing air feeding and distributing ring and the blowing air outlet ring are communicated with the heating furnace chamber;
the purging and cooling pipe fitting comprises a purging air inlet pipe and a purging air outlet pipe, the purging air inlet pipe is connected with the purging air inlet distribution ring, and the purging air outlet pipe is connected with the purging air outlet ring.
8. The universal material tester for testing the tensile strength of metallic materials at different temperatures as claimed in claim 7, wherein said blowing air feeding pipe is a metal hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021729202.7U CN212964418U (en) | 2020-08-19 | 2020-08-19 | Universal material testing machine beneficial to detecting tensile strength of metal material at different temperatures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021729202.7U CN212964418U (en) | 2020-08-19 | 2020-08-19 | Universal material testing machine beneficial to detecting tensile strength of metal material at different temperatures |
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| Publication Number | Publication Date |
|---|---|
| CN212964418U true CN212964418U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021729202.7U Active CN212964418U (en) | 2020-08-19 | 2020-08-19 | Universal material testing machine beneficial to detecting tensile strength of metal material at different temperatures |
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| CN (1) | CN212964418U (en) |
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